Impervious
Unit Keywordsp. 51
When an Attack Pool is being resolved against a unit with the Impervious keyword, at the start of the Modify Defense Dice step, reduce that Attack Pool's Pierce X keyword value by 1, to a minimum of 0.
Core rules effective 17 June 2026. Official documents
When an Attack Pool is being resolved against a unit with the Impervious keyword, at the start of the Modify Defense Dice step, reduce that Attack Pool's Pierce X keyword value by 1, to a minimum of 0.